Thunderbird – Timeout Updated on August 16, 2021 by InMotion Hosting Contributor 0 Minutes, 29 Seconds to Read Email Client Thunderbird Sending email doesn’t go through, so you’re forced to cancel the sending. After canceling sending of email, receive error message: Solution: If you have chosen no SSL in your settings, makee sure your outgoing port is set to 587. If you have chosen SSL in your settings, make sure your outgoing port is set to 465. The above error is caused by a mismatch between ports and SSL/non-SSL settings. If you need help on finding your email settings, please go to How to find your email settings for the steps to guide you to that information. Share this Article IC InMotion Hosting Contributor Content Writer InMotion Hosting contributors are highly knowledgeable individuals who create relevant content on new trends and troubleshooting techniques to help you achieve your online goals! More Articles by InMotion Hosting Related Articles How to Use InMotion Email with Gmail (2026 Update) SpamAssassin: Fighting Spam How to Configure Mailbox Quota Notifications How to Import Email Accounts and Forwarders into cPanel How to Login to SquirrelMail Set Up MX and SPF Records for InMotion Hosting Professional Email How to Purchase InMotion Hosting Professional Email in AMP How to Fix the “550 No Such User Here” Email Error How to Setup an Email AutoResponder in cPanel Logging into Horde